| R# | Serial Number | Calibration Facility | Calibration Date | Date for next Calibration | Responsivity [45] | Responsivity [45:55] | Responsivity [Comp] | Calibration Factor [45] | Instrument::Make | Instrument::Model | Instrument::Description | Instrument::Program | Instrument::Factory Calibration | Instrument::Date of Factory Calibration | Responsivity Bins [2 deg] | Responsivity Bins [9 deg] | Responsivity Function Coefficients | Other Calibrations | Calibration File | Contact Person | Documentation Title | Calibration Method | Calibration Notes | Other Information | Datalogger Entry Date | Responsivity [45] [Corr] | Calibration Factor [45] [Corr] | Responsivity [45:55] [Corr] | Responsivity [Comp] [Corr] | Correction Method |
| 1 | 31401F3 | Eppley | 06/17/1996 | | 9.08 | | | | Eppley | PSP | Precision Spectral Pyranometer | NREL/Program | 9.08 cal sheet | 06/17/1996 | | | | | | Tom Kirk | Standardization of Epplety PSP | | | | | | | | | |
| 2 | 31401F3 | NREL98-02 | 06/19/1998 | 06/19/1999 | Rs=8.888 uV/W/sqm | | | Cf=112.51 W/sqm/mV | Eppley | PSP | Precision Spectral Pyranometer | NREL/Program | 9.08 cal sheet | 06/17/1996 | | | | | | Tom Stoffel | Borcal98-02 | | +/-2.3% | | | | | | | |
| 3 | 31401F3 | SRRL/2002-03 | 07/16/2002 | 07/16/2003 | RS@45=8.5115 µV/W/m² ; +2.70/-3.79% ; N=10 | 8.4564 µV/W/m² ; ±2.35% | 8.5398 µV/W/m² ; +2.85/-36.92% | CF@45=117.49 W/m²/mV | Eppley | PSP | Precision Spectral Pyranometer | NREL/Program | 9.08 cal sheet | 06/17/1996 | [31401F3_Eppley_PSP.2deg.txt] | [31401F3_Eppley_PSP.9deg.txt] | [31401F3_Eppley_PSP.coef.txt] | | | Tom Stoffel | Borcal 2002-03 | | Valid Incident angle range for RS@45: 30-60 | Responsivities Revised 10-20-2003 | 04/10/2003 | | | | | |
| 4 | 31401F3 | SRRL/2004-01 | 06/22/2004 | 06/22/2005 | RS@45=8.5027 µV/W/m² ; +2.15/-3.74% ; N=11 | 8.4200 µV/W/m² ; ±1.78% | 8.5159 µV/W/m² ; +2.18/-18.17% | CF@45=117.61 W/m²/mV | Eppley | PSP | Precision Spectral Pyranometer | NREL/Program | 9.08 cal sheet | 06/17/1996 | [31401F3_Eppley_PSP.2deg.txt] | [31401F3_Eppley_PSP.9deg.txt] | [31401F3_Eppley_PSP.coef.txt] | | | Tom Stoffel | Borcal 2004-01 | | Valid Incident angle range for RS@45: 30-60 | | 07/12/2004 | | | | | |
| 5 | 31401F3 | SRRL/2005-02 | 06/13/2005 | 06/13/2006 | RS@45=8.5542 µV/W/m² ; +1.99/-3.36% ; N=9 | 8.4931 µV/W/m² ; ±1.81% | 8.5627 µV/W/m² ; +2.05/-21.82% | CF@45=116.90 W/m²/mV | Eppley | PSP | Precision Spectral Pyranometer | NREL/Program | 9.08 cal sheet | 06/17/1996 | [31401F3_Eppley_PSP.2deg.txt] | [31401F3_Eppley_PSP.9deg.txt] | [31401F3_Eppley_PSP.coef.txt] | | | Tom Stoffel | Borcal 2005-02 | | Valid Incident angle range for RS@45: 30-60 | | 07/07/2005 | | | | | |
| 6 | 31401F3 | SRRL/2007-01 | 06/08/2007 | 06/08/2008 | RS@45=8.3934 µV/W/m² ; +2.15/-3.38% ; N=12 ; I:30-60 | 8.3243 µV/W/m² ; ±1.41% | 8.4066 µV/W/m² ; +2.22/-13.72% | CF@45=119.14 W/m²/mV | Eppley | PSP | Precision Spectral Pyranometer | NREL/Program | 9.08 cal sheet | 06/17/1996 | [31401F3_Eppley_PSP.2deg.txt] | [31401F3_Eppley_PSP.9deg.txt] | [31401F3_Eppley_PSP.coef.txt] | [31401F3_Eppley_PSP.lato.txt] | | Tom Stoffel | BORCAL 2007-01 Certificates | | | | 06/12/2007 | n/a ; n/a ; n/a ; I:n/a | n/a | n/a ; n/a | n/a ; n/a | None ; Estimated thermal offset error = -20 W/m² |
| 7 | 31401F3 | SRRL/2008-02 | 06/06/2008 | 06/06/2009 | RS@45=8.3626 µV/W/m² ; +2.20/-4.48% ; N=13 ; I:30-60 | 8.2831 µV/W/m² ; ±3.06% | 8.3596 µV/W/m² ; +3.31/-34.16% | CF@45=119.58 W/m²/mV | Eppley | PSP | Precision Spectral Pyranometer | NREL/Program | 9.08 cal sheet | 06/17/1996 | [31401F3_Eppley_PSP.2deg.txt] | [31401F3_Eppley_PSP.9deg.txt] | [31401F3_Eppley_PSP.coef.txt] | [31401F3_Eppley_PSP.lato.txt] | | Tom Stoffel | BORCAL 2008-02 Certificates | | | | 06/25/2008 | n/a ; n/a ; n/a ; I:n/a | n/a | n/a ; n/a | n/a ; n/a | None ; Estimated thermal offset error = -20 W/m² |
| 8 | 31401F3 | SRRL/2010-01 | 05/23/2010 | 05/23/2011 | R@45=8.3254 µV/W/m² ; +2.59/-3.98% ; N=12 ; Z:30-60 | n/a ; n/a | n/a ; n/a | CF@45=120.11 W/m²/mV | Eppley | PSP | Precision Spectral Pyranometer | NREL/Program | 9.08 cal sheet | 06/17/1996 | [31401F3_Eppley_PSP.2deg.txt] | | [31401F3_Eppley_PSP.coef.txt] | [31401F3_Eppley_PSP.lato.txt] | | Tom Stoffel | BORCAL 2010-01 Certificates | | | | 09/08/2010 | R@45=8.3254 µV/W/m² ; +2.59/-3.98% ; N=12 ; Z:30-60 | CF@45=120.11 W/m²/mV | n/a ; n/a | n/a ; n/a | None ; Rnet=0.0 |
| 9 | 31401F3 | SRRL/2012-01 | 05/04/2012 | 05/04/2013 | R@45=8.3521 µV/W/m² ; +2.66/-3.77% ; N=11 ; Z:30-60 | n/a | n/a | CF@45=119.73 W/m²/mV | Eppley | PSP | Precision Spectral Pyranometer | NREL/Program | 9.08 cal sheet | 06/17/1996 | [31401F3_Eppley_PSP.2deg.txt] | | [31401F3_Eppley_PSP.coef.txt] | [31401F3_Eppley_PSP.lato.txt] | | Tom Stoffel | BORCAL 2012-01 Certificates | | | | 08/13/2012 | R@45=8.3521 µV/W/m² ; +2.66/-3.77% ; N=11 ; Z:30-60 | CF@45=119.73 W/m²/mV | n/a | n/a | Effective Net IR ; Rnet=0.600 µV/W/m² ; Estimated |